1561-3194 1561-3194 S1561-31942019000300373 Cuba 00 06 2019 00 06 2019 23 3 373 379

1 2015 11 2 2 2 2009 3 2015 4 2013 13 2 2 5 2011 8 8 8 6 2012 25 2 2 7 2011 34 1 1 8 2009 9 3 3 9 2007 10 1 1 10 2014 29 6 6